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Comparison · latest available · data as of 26 October 2026 · printed 27 Oct 2026
NationsTree / Compare / Montenegro vs San Marino

Montenegro vs San Marino

Side-by-side comparison of Montenegro and San Marino from official statistics: size, economy, people, trade, natural resources, health, infrastructure and military, with world ranks, years and sources.

Montenegro

Europe & Central Asia · nation age 20 years

NationsTree Index53.574th of 196
Tree height2.8 m 
vs
3:23
indicators where each ranks higher

San Marino

Europe & Central Asia · nation age 783 years

NationsTree Index69.737th of 196
Tree height1.1 m 
Open in the comparison tool Data as of 26 October 2026

In short

San Marino scores 69.7 in the NationsTree Index (37th in the world) and Montenegro scores 53.5 (74th), a gap of 16.2 points. Their trees are 2.8 m and 1.1 m tall; tree height grows with real GDP and is adjusted by the index.

Montenegro has 18 times the population of San Marino. Montenegro is 227 times larger than San Marino by land area. Montenegro has an economy 8.3 times the size of San Marino (GDP at purchasing power parity). Population: Montenegro 623,129 and San Marino 34,109 (2025).

GDP per person at purchasing power parity is $78,810 in San Marino and $35,423 in Montenegro (2025, international dollars). People in San Marino live on average 7.9 years longer (85.8 vs 77.9 years).

Of 26 indicators reported by both countries, Montenegro ranks higher in the world on 3 and San Marino on 23. Montenegro is clearly stronger in science & innovation, environment & energy and natural resources. San Marino is clearly stronger in main industries, infrastructure & digital and institutions & safety.

As a nation, San Marino is the older of the two (statehood since 1243, 783 years), compared with Montenegro (since 2006). Over the last five years San Marino improved faster (direction score 94 vs 79 out of 100).

Where they differ most

The indicators with the biggest gap in world position between Montenegro and San Marino.

Over time

How the two countries moved against each other, from the yearly data.

NationsTree IndexMontenegroSan Marino
4050607080 2003 2007 2011 2015 2019 2023 2025

San Marino overtook Montenegro in the NationsTree Index in 2011 and has stayed ahead since.

San Marino has been ahead of Montenegro in GDP per person (PPP) in every year since 1997.

Montenegro has been ahead of San Marino in GDP (PPP) in every year since 1997.

San Marino has been ahead of Montenegro in life expectancy in every year since 1990.

Montenegro has been ahead of San Marino in population in every year since 1990.

Strength by category

Average world percentile of the indicators in each category (0–100, direction taken into account). i

All indicators

Latest available value for each country with its year and world rank. Green: the better world position of the two, red: the weaker one.

Indicator Montenegro San Marino
Land & people
Surface area i km² 13,883157th/216 · 2024 61210th/216 · 2024
Land area i km² 13,450157th/216 · 2024 61208th/216 · 2024
Population i people 623,129169th/217 · 2025 34,109213th/217 · 2025
Population growth i % -0.06%175th/217 · 2025 0.39%149th/217 · 2025
Population density i people/km² 46.4157th/216 · 2024 555.220th/216 · 2024
Urban population i % 65.6%105th/217 · 2025 97.2%14th/217 · 2025
Population aged 0–14 i % 17.9%142nd/217 · 2025 11.9%210th/217 · 2025
Population aged 65+ i % 18.3%46th/217 · 2025 23.1%12th/217 · 2025
Economy
GDP i USD $9.23 bn155th/210 · 2025 $2.03 bn188th/210 · 2023
GDP (PPP) i intl. USD $22.07 bn152nd/199 · 2025 $2.67 bn182nd/199 · 2023
Real GDP (PPP, constant 2021 prices) i intl. USD 2021 $18.01 bn152nd/199 · 2025 $2.40 bn182nd/199 · 2023
GDP per person i USD $14,81787th/210 · 2025 $59,87125th/210 · 2023
GDP per person (PPP) i intl. USD $35,42373rd/199 · 2025 $78,81021st/199 · 2023
GNI per person (Atlas) i USD $14,15079th/201 · 2025 $53,91026th/201 · 2023
GDP growth i % 2.7%125th/210 · 2025 0.4%190th/210 · 2023
Inflation i % 3.9%120th/180 · 2025 2.3%68th/180 · 2025
Unemployment i % 13.6%169th/187 · 2025 —
Central government debt i % of GDP — 99.9%48th/55 · 2023
General government gross debt i % of GDP 63.5%121st/189 · 2025 59.8%114th/189 · 2025
Government budget balance i % of GDP -4.3%139th/192 · 2025 0.6%31st/192 · 2025
Main industries
Agriculture, forestry, fishing i % of GDP 3.4%123rd/197 · 2025 0.0%197th/197 · 2023
Industry incl. construction i % of GDP 11.3%178th/200 · 2025 35.8%27th/200 · 2023
Manufacturing i % of GDP 3.3%167th/192 · 2024 31.8%4th/192 · 2023
Services i % of GDP 63.4%65th/200 · 2025 56.9%110th/200 · 2023
Trade
Exports of goods & services i USD $3.70 bn140th/182 · 2025 $3.77 bn139th/182 · 2023
Imports of goods & services i USD $6.07 bn136th/182 · 2025 $3.14 bn151st/182 · 2023
Exports i % of GDP 40.1%82nd/183 · 2025 186.0%3rd/183 · 2023
Imports i % of GDP 65.7%44th/183 · 2025 155.0%3rd/183 · 2023
Trade openness i % of GDP 105.8%54th/183 · 2025 341.0%3rd/183 · 2023
Fuel exports i % of merchandise exports 23.8%35th/170 · 2025 —
Manufactures exports i % of merchandise exports 36.9%82nd/171 · 2025 —
Food exports i % of merchandise exports 18.6%79th/171 · 2025 —
Ores & metals exports i % of merchandise exports 14.5%33rd/171 · 2025 —
High-tech exports i % of manufactured exports 14.5%49th/168 · 2024 —
Current account balance i % of GDP -20.6%183rd/191 · 2025 17.1%9th/191 · 2025
Foreign direct investment, inflows i % of GDP 7.3%27th/196 · 2025 -0.9%185th/196 · 2023
Natural resources
Natural resource rents i % of GDP 0.6%125th/209 · 2021 0.0%187th/209 · 2020
Oil rents i % of GDP 0.00%120th/197 · 2021 —
Natural gas rents i % of GDP 0.00%100th/197 · 2021 —
Coal rents i % of GDP 0.14%26th/195 · 2021 —
Mineral rents i % of GDP 0.01%80th/209 · 2021 0.00%91st/209 · 2020
Forest rents i % of GDP 0.48%70th/209 · 2021 0.00%183rd/209 · 2020
Arable land i % of land area 0.7%192nd/206 · 2024 20.5%54th/206 · 2024
Tourism
International tourist arrivals i arrivals 351,000136th/194 · 2020 1.9 m72nd/194 · 2019
Tourism receipts i USD $180.0 m131st/175 · 2020 —
Tourism receipts i % of exports 14.4%43rd/168 · 2020 —
Society & health
Life expectancy i years 77.975th/217 · 2024 85.82nd/217 · 2024
Under-5 mortality i per 1,000 births 2.46th/196 · 2024 1.31st/196 · 2024
Physicians i per 1,000 people 2.7866th/174 · 2023 4.6314th/174 · 2023
Hospital beds i per 1,000 people 3.842nd/145 · 2022 3.42014
DPT immunization i % of children 12–23 months 81%142nd/193 · 2024 88%117th/193 · 2024
Completed lower secondary, 25+ i % of adults 96.1%23rd/153 · 2020 87.7%57th/153 · 2022
Secondary enrolment i % gross 93.9%85th/173 · 2023 60.4%146th/173 · 2024
Social protection coverage (incl. pensions) i % of population 56.4%2014 —
Old-age dependency ratio i % of working-age population 28.7%43rd/217 · 2025 35.6%15th/217 · 2025
Health spending i % of GDP 9.7%33rd/193 · 2023 6.6%94th/193 · 2023
Adult literacy i % 98.5%2018 99.9%4th/98 · 2022
Tertiary enrolment i % gross 55.2%67th/150 · 2023 57.5%65th/150 · 2024
Human Development Index i index 0–1 0.86248th/193 · 2023 0.91529th/193 · 2023
Income inequality (Gini) i index 34.356th/108 · 2021 —
Extreme poverty i % of population 2.5%66th/108 · 2021 —
Infrastructure & digital
Access to electricity i % of population 100.0%1st/215 · 2024 100.0%1st/215 · 2024
Safely managed drinking water i % of population 85.5%69th/150 · 2024 100.0%11th/150 · 2024
Safely managed sanitation i % of population 50.9%83rd/144 · 2024 90.2%36th/144 · 2024
Internet users i % of population 88.9%65th/186 · 2024 97.4%14th/186 · 2024
Mobile subscriptions i per 100 people 2223rd/210 · 2024 12089th/210 · 2022
Fixed broadband i per 100 people 32.350th/208 · 2024 35.841st/208 · 2022
Trade & transport infrastructure quality (LPI) i score 1–5 2.5085th/164 · 2022 —
Rail lines i route-km 25081st/82 · 2019 —
Air passengers carried i passengers 379,068119th/161 · 2023 —
Environment & energy
Renewable energy i % of final energy use 39.6%60th/212 · 2021 —
Air pollution (PM2.5) i µg/m³ 18.5104th/200 · 2023 12.764th/200 · 2023
Forest area i % of land area 61.5%30th/214 · 2024 16.3%142nd/214 · 2024
Energy use per person i kg oil eq. 1,76564th/149 · 2024 —
Institutions & safety
Government effectiveness i score 0–100 62.065th/205 · 2025 70.146th/205 · 2025
Control of corruption i score 0–100 49.688th/207 · 2025 71.828th/207 · 2025
Rule of law i score 0–100 62.188th/207 · 2025 82.421st/207 · 2025
Political stability i score 0–100 73.583rd/207 · 2025 90.67th/207 · 2025
Regulatory quality i score 0–100 59.179th/205 · 2025 70.140th/205 · 2025
Voice & accountability i score 0–100 65.077th/205 · 2025 80.522nd/205 · 2025
Homicide rate i per 100,000 0.829th/145 · 2023 3.62002
Military
Military expenditure i USD $176.5 m131st/156 · 2025 —
Military expenditure i % of GDP 1.9%70th/156 · 2025 —
Military expenditure i % of government spending 4.4%98th/154 · 2025 —
Armed forces personnel i people 12,000124th/170 · 2020 —
Armed forces personnel i % of labour force 4.66%5th/168 · 2020 —
Arms imports (SIPRI TIV) i TIV 1.0 m150th/163 · 2025 —
Arms exports (SIPRI TIV) i TIV 4.0 m51st/65 · 2022 —
Science & innovation
R&D spending i % of GDP 0.36%2019 —
Patent applications by residents i applications 1593rd/137 · 2024 1299th/137 · 2024
Scientific articles i articles 255119th/197 · 2023 20173rd/197 · 2023

Questions and answers

Which has more people, Montenegro or San Marino?

Montenegro has the larger population: 623,129 (2025) compared with 34,109 for San Marino (2025). Source: World Bank, SP.POP.TOTL.

Which is bigger by area, Montenegro or San Marino?

Montenegro is larger: 13,883 km² (2024) compared with 61 km² for San Marino (2024). Source: World Bank, AG.SRF.TOTL.K2.

Which economy is larger, Montenegro or San Marino?

Montenegro has the larger economy at purchasing power parity: $22.07 bn intl. (2025) compared with $2.67 bn intl. for San Marino (2023). Source: World Bank, NY.GDP.MKTP.PP.CD.

Which is richer per person, Montenegro or San Marino?

San Marino has the higher GDP per person (PPP): $78,810 intl. (2023) compared with $35,423 intl. for Montenegro (2025). Source: World Bank, NY.GDP.PCAP.PP.CD.

Where do people live longer, in Montenegro or San Marino?

San Marino has the higher life expectancy at birth: 85.8 years (2024) compared with 77.9 years for Montenegro (2024). Source: World Bank, SP.DYN.LE00.IN.

Which ranks higher in the NationsTree Index, Montenegro or San Marino?

San Marino: 69.7 points (37th in the world); Montenegro: 53.5 points (74th). The index combines foundations, economic strength, quality of life, problems and 5-year direction from public statistics.

More comparisons

Sources

World Bank World Development Indicators and Worldwide Governance Indicators, compiling UN agencies, the IMF, WHO, SIPRI and national statistical offices; every row links to its world ranking with the source series. See Sources & licences and Methodology.

Cite as: NationsTree (2026). Montenegro vs San Marino — country comparison. https://nationstree.org/compare/montenegro-vs-san-marino. Data as of 26 October 2026.

Cite as: NationsTree (2026). Montenegro vs San Marino — country comparison. https://nationstree.org/compare/montenegro-vs-san-marino. Data as of 26 October 2026.
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